1mm 14k Gold Diamond-Cut Square Snake Chain Necklace Extender and Safety Chain, 3" Safety Chain with Sleek Lobster Clasp Extender-Safety Chain Measures3.00 Inches; 1.00 Millimeters Wide Also Used as a Safety Chain for Watches and Bracelets Extender-Safety Chain is Crafted in 14k Yellow Gold Made to Order Especially for You, Ships in Approx. 6 Business Days; Made in America